312402334432123 has 48 divisors (see below), whose sum is σ = 353861975215296. Its totient is φ = 275152745387520.

The previous prime is 312402334432121. The next prime is 312402334432157. The reversal of 312402334432123 is 321234433204213.

It is not a de Polignac number, because 312402334432123 - 2¹ = 312402334432121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312402334432121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2580476013 + ... + 2580597073.

It is an arithmetic number, because the mean of its divisors is an integer number (7372124483652).

Almost surely, 2^{312402334432123} is an apocalyptic number.

312402334432123 is a deficient number, since it is larger than the sum of its proper divisors (41459640783173).

312402334432123 is a wasteful number, since it uses less digits than its factorization.

312402334432123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122744 (or 122731 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 312402334432123 its reverse (321234433204213), we get a palindrome (633636767636336).

The spelling of 312402334432123 in words is "three hundred twelve trillion, four hundred two billion, three hundred thirty-four million, four hundred thirty-two thousand, one hundred twenty-three".